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UNF HSS

HSS Tap UNF Bottoming-7/16x20

Product Code: UNFHB716

Key Features
Precision manufactured in Europe to ISO529 standards
Suitable for hand and machine operation, and are suitable for production
2N Tolerance for optimum thread fit
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Technical Specifications
Brand ALPHA
Subcategory UNF HSS
Diameter (in) 7/16
Type of Measure UNF
Drill Size (mm) 9.9
Head Type Bottoming
Material HSS
OAL (mm) 85
TPI 20
Barcode 9342386039764
Category UNF HSS
Weight (gr) 40.00
Box Quantity 1.00
Carton Quantity 5.00
Order Quantity 1
Unit Of Measure
Box: 1
Carton: 5
  • Alpha HSS Hand Taps are precision manufactured in Europe to ISO529 standards.
  • HSS Hand Taps are general purpose taps suitable for hand and machine operation, and are suitable for production use.
  • 2N Tolerance for optimum thread fit that balances fastener performance, manufacturing, economy and convenience.
  • Suitable for use in Steel, Aluminium, Copper, Brass etc.
  • Always use lubricant. Click here for our range.

BOTTOMING taps have a lead of two threads and are used when tapping blind holes. Usually preceded by a taper or intermediate tap. Alpha bottoming taps can be identified by their plain shaft, they have no rings on the shaft near the driving square.

  • Diameter: 7/16mm
  • Pitch: 20mm
  • Overall length: 63mm
  • Shaft Diameter: 8mm
  • Drive Square: 6.2mm
  • Tapping Drill Size: 9.90mm
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